#include <stdio.h>

int c(x,y)
int x,y;
    {
        int z;
        if((y == 1)||(y == x + 1))
        return (1);
        z = c(x - 1,y - 1) + c(x - 1,y);
        return(z);
    }
    
int main()
{
    int i,j,n = 13;
    printf("N = ");
    while(n > 12)
    scanf("%d",&n);
    for(i = 0;i <= n;i++)
    {
        for(j = 0;j < 12 - i;j++)
        printf(" ");
        for(j = 1;j < i + 2;j++)
        printf("%6d",c(i,j));
        printf("\n");
    } 
}

